This week kicks off NBC Sports Group’s 2015 coverage of the Formula 1 season, and it opens with a special one-hour film called “Mercedes F1: Race to Repeat.” The show premieres this Thursday, March 5 at 8 p.m. 185 more words

In the aftermath of Kyle Busch’s vicious crash in Saturday’s Xfinity Series race at Daytona, multiple NASCAR tracks are pushing ahead with plans to install more energy-absorbing SAFER barriers. 248 more words